panelzczj.java

资产设备管理系统 第1章 系统登录 1.1 系统登录 （1）双击资产设备管理系统图标

package appgdzc.view;


import java.awt.BorderLayout;
import javax.swing.JPanel;
import java.awt.GridLayout;
import javax.swing.JLabel;
import javax.swing.JTextField;
import javax.swing.*;
import java.awt.Font;
import appgdzc.tools.JTkeyAdapter;
import java.awt.event.KeyAdapter;
import java.awt.event.KeyEvent;

public class Panelzczj extends JPanel {
    GridLayout gridLayout1 = new GridLayout();
    JLabel jLabel1 = new JLabel();
    JTextField jTextField1 = new JTextField();
    JLabel jLabel2 = new JLabel();
    JTextField jTextField2 = new JTextField();
    JLabel jLabel3 = new JLabel();
    JTextField jTextField3 = new JTextField();
    JLabel jLabel4 = new JLabel();
    JTextField jTextField4 = new JTextField();
    JLabel jLabel5 = new JLabel();
    JTextField jTextField5 = new JTextField();
    JLabel jLabel6 = new JLabel();
    JTextField jTextField6 = new JTextField();
    JLabel jLabel7 = new JLabel();
    JTextField jTextField7 = new JTextField();
    JLabel jLabel8 = new JLabel();
    JTextField jTextField8 = new JTextField();

    public Panelzczj() {
        try {
            jbInit();
        } catch (Exception exception) {
            exception.printStackTrace();
        }
    }

    private void jbInit() throws Exception {
        this.setLayout(gridLayout1);
        gridLayout1.setColumns(4);
        gridLayout1.setRows(4);
        jLabel1.setFont(new java.awt.Font("新宋体", Font.PLAIN, 12));
        jLabel1.setHorizontalAlignment(SwingConstants.CENTER);
        jLabel1.setText("资产编号");
        jLabel2.setFont(new java.awt.Font("新宋体", Font.PLAIN, 12));
        jLabel2.setHorizontalAlignment(SwingConstants.CENTER);
        jLabel2.setText("折旧方法");
        jLabel3.setFont(new java.awt.Font("新宋体", Font.PLAIN, 12));
        jLabel3.setHorizontalAlignment(SwingConstants.CENTER);
        jLabel3.setText("净残率值");
        jLabel4.setFont(new java.awt.Font("新宋体", Font.PLAIN, 12));
        jLabel4.setHorizontalAlignment(SwingConstants.CENTER);
        jLabel4.setText("使用年限");
        jLabel5.setFont(new java.awt.Font("新宋体", Font.PLAIN, 12));
        jLabel5.setHorizontalAlignment(SwingConstants.CENTER);
        jLabel5.setText("资产名称");
        jLabel6.setFont(new java.awt.Font("新宋体", Font.PLAIN, 12));
        jLabel6.setHorizontalAlignment(SwingConstants.CENTER);
        jLabel6.setText("月折旧率");
        jLabel7.setFont(new java.awt.Font("新宋体", Font.PLAIN, 12));
        jLabel7.setHorizontalAlignment(SwingConstants.CENTER);
        jLabel7.setText("入帐原值");
        jLabel8.setFont(new java.awt.Font("新宋体", Font.PLAIN, 12));
        jLabel8.setHorizontalAlignment(SwingConstants.CENTER);
        jLabel8.setText("月折旧额");
        jTextField2.addKeyListener(new JTkeyAdapter(jTextField3));
        jTextField3.addKeyListener(new JTkeyAdapter(jTextField4));
        jTextField4.addKeyListener(new JTkeyAdapter(jTextField5));

        jTextField7.addKeyListener(new JTkeyAdapter(jTextField8));
        jTextField3.setText("");
        jTextField4.setEnabled(false);
        jTextField7.setEnabled(false);

        this.add(jLabel1);
        this.add(jTextField1);
        this.add(jLabel5);
        this.add(jTextField2);
        this.add(jLabel2);
        this.add(jTextField3);
        this.add(jLabel7);
        this.add(jTextField4);
        this.add(jLabel3);
        this.add(jTextField5);
        this.add(jLabel4);
        this.add(jTextField6);
        this.add(jLabel6);
        this.add(jTextField7);
        this.add(jLabel8);
        this.add(jTextField8);

       jTextField5.addKeyListener(new jTextField5Adapter(this));
       jTextField6.addKeyListener(new jTextField6Adapter(this));
    }

    public void jTextField5Pressed(KeyEvent e){
        if (e.getKeyCode() == KeyEvent.VK_ENTER){
            double jcz = 0.00;
            try {
                jcz = Double.parseDouble(jTextField5.getText().trim());
                System.out.println(jcz);
                if (jcz > 0.1) {
                    JOptionPane.showMessageDialog(null, "输入的净残值有误,不能大于0.1 ", "系统提示",
                                                  JOptionPane.ERROR_MESSAGE);
                    return;
                }
                jTextField6.requestFocus();
             } catch (java.lang.NumberFormatException format) {
                JOptionPane.showMessageDialog(null,
                                              "输入的数据格式有误,请重新录入!!\n" +
                                              format.getMessage(), "系统提示",
                                              JOptionPane.ERROR_MESSAGE);
                System.out.println(format.getMessage());
                jTextField5.requestFocus();
                return;
            }
        }

    }
    public void jTextField6Pressed(KeyEvent e){
        if (e.getKeyCode() == KeyEvent.VK_ENTER){
            double jcz = 0.00,yzjl = 0.00;
            int synx = 0;
            try {
                jcz = Double.parseDouble(jTextField5.getText().trim());
                System.out.println(jcz);
                synx = Integer.parseInt(jTextField6.getText().trim());

                yzjl = (1 - jcz) / synx;
                System.out.println("月折旧率 = " + yzjl);
                System.out.println("Math.round(yzjl): " + Math.round(yzjl));
                jTextField7.setText(Double.toString(yzjl));
                double zjje = 0.00,zcyz = 0.00;
                zcyz = Double.parseDouble(jTextField4.getText().trim());
                zjje = zcyz * yzjl;
                jTextField8.setText(Double.toString(zjje));
            } catch (java.lang.NumberFormatException format) {
                JOptionPane.showMessageDialog(null,
                                              "输入的数据格式有误,请重新录入!!\n" +
                                              format.getMessage(), "系统提示",
                                              JOptionPane.ERROR_MESSAGE);
                System.out.println(format.getMessage());
                jTextField6.requestFocus();
                return;
            }
        }

    }

}
class jTextField5Adapter extends KeyAdapter {
    private Panelzczj adaptee;
    public jTextField5Adapter(Panelzczj adaptee){
        this.adaptee = adaptee;
    }
    public void keyPressed(KeyEvent keyevent) {
        adaptee.jTextField5Pressed(keyevent);
  }
}
class jTextField6Adapter extends KeyAdapter {
    private Panelzczj adaptee;
    public jTextField6Adapter(Panelzczj adaptee){
        this.adaptee = adaptee;
    }
    public void keyPressed(KeyEvent keyevent) {
        adaptee.jTextField6Pressed(keyevent);
  }
}